Free website monitoring tools

Check a site right now, no account needed. Each tool runs from our monitoring nodes.

All tools

• Europe: UpUnited States: Up

  Website Status Checker

  Is a website down for everyone or just you? Check from Europe and the United States.

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• Expires in 62 days

  SSL Certificate Checker

  See when a certificate expires, who issued it and whether the chain is valid.

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• example.comExpires 14 Mar 2027

  Domain Expiry Checker

  See when a domain expires and which registrar holds it.

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• A 93.184.216.34

  DNS Propagation Checker

  Check a record across public DNS resolvers or look up every record for a domain.

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• 92Performance score

  Website Speed Test

  Measure load time and page-experience scores on a phone connection.

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• ChatGPT: MentionedPerplexity: Not cited

  AI Visibility Check

  Ask one buyer question. See whether ChatGPT and Perplexity mention your brand and which sites they cite.

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• OperationalChecked today

  Service Status Pages

  Check SaaS and platform outages with independent status pages.

  Includes Claude status, with claude.ai and the Claude API checked separately.

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